Question

find x and y by cross multiplication method


9x - y -4 =0 and 2y - 4x -6=0 ​

Answer 1

Answer:

9x-y-4=0____(1)×2

-4x+2y-6=0___(2)

_________

18x-2y-8=0

-4x+2y-6=0

__________

14x-14=0

x=1

from equation (1)

9-y-4=0

-y+5=0

y=5

Answer 2

Answer:

9x-y-4=0

2y-4x-6=0________(given).

Now, 9x-y-4=0

-4x+2y-6=0

Now see in figure,

So the value of x = 1 and y = 5.

COMPLETED.

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